I consider what Buster Posey did in 2010, as a rookie, to be the 'most valuable' single season by any player in baseball history. The year was named, "torture." And through that agony, Buster Posey dragged the SF Giants to their first world championship. The kid from Florida State was also the slickest catcher, I've ever seen. His key hits appeared like magic. Line drives everywhere! His disciplined-Aries style of leadership was the biggest reason the Giants Won It All in 2010. I call it the... Sign in to see full entry.